diff --git a/JavaMultiThreadInAction/src/data/ch4case02/InputFiles.zip b/JavaMultiThreadInAction/src/data/ch4case02/InputFiles.zip
new file mode 100644
index 0000000..4aa8617
Binary files /dev/null and b/JavaMultiThreadInAction/src/data/ch4case02/InputFiles.zip differ
diff --git a/JavaMultiThreadInAction/src/data/ch4case02/Readme.txt b/JavaMultiThreadInAction/src/data/ch4case02/Readme.txt
new file mode 100644
index 0000000..b69db5b
--- /dev/null
+++ b/JavaMultiThreadInAction/src/data/ch4case02/Readme.txt
@@ -0,0 +1,5 @@
+运行程序前请先将InputFiles.zip解压缩到该文件所在的目录。
+
+运行程序的示例命令：
+
+java -Xms96m -Xmx128m -XX:NewSize=64m -XX:SurvivorRatio=32 -Dx.stat.task=io.github.viscent.mtia.ch4.case02.MultithreadedStatTask -Dx.input.buffer=8192 -Dx.block.size=2000 io.github.viscent.mtia.ch4.case02.CaseRunner4_2
diff --git a/JavaMultiThreadInAction/src/data/ch4case02/in.dat b/JavaMultiThreadInAction/src/data/ch4case02/in.dat
new file mode 100644
index 0000000..f82e44a
--- /dev/null
+++ b/JavaMultiThreadInAction/src/data/ch4case02/in.dat
@@ -0,0 +1,217 @@
+ESB_interface_201603300847.log
+ESB_interface_201603300848.log
+ESB_interface_201603300849.log
+ESB_interface_201603300850.log
+ESB_interface_201603300851.log
+ESB_interface_201603300852.log
+ESB_interface_201603300853.log
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+ESB_interface_201603300859.log
+ESB_interface_201603300900.log
+ESB_interface_201603300901.log
+ESB_interface_201603300902.log
+ESB_interface_201603300903.log
+ESB_interface_201603300904.log
+ESB_interface_201603300905.log
+ESB_interface_201603300906.log
+ESB_interface_201603300907.log
+ESB_interface_201603300908.log
+ESB_interface_201603300909.log
+ESB_interface_201603300910.log
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+ESB_interface_201603300912.log
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+ESB_interface_201603300914.log
+ESB_interface_201603300915.log
+ESB_interface_201603300916.log
+ESB_interface_201603300917.log
+ESB_interface_201603300918.log
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+ESB_interface_201603300920.log
+ESB_interface_201603300921.log
+ESB_interface_201603300922.log
+ESB_interface_201603300923.log
+ESB_interface_201603300924.log
+ESB_interface_201603300925.log
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+ESB_interface_201603300927.log
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+ESB_interface_201603300929.log
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+ESB_interface_201603300939.log
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+ESB_interface_201603300948.log
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+ESB_interface_201603300957.log
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+ESB_interface_201603301020.log
+ESB_interface_201603301021.log
+ESB_interface_201603301022.log
+ESB_interface_201603301023.log
+ESB_interface_201603301024.log
+ESB_interface_201603301025.log
+ESB_interface_201603301026.log
+ESB_interface_201603301027.log
+ESB_interface_201603301028.log
+ESB_interface_201603301029.log
+ESB_interface_201603301030.log
+ESB_interface_201603301031.log
+ESB_interface_201603301032.log
+ESB_interface_201603301033.log
+ESB_interface_201603301034.log
+ESB_interface_201603301035.log
+ESB_interface_201603301036.log
+ESB_interface_201603301037.log
+ESB_interface_201603301038.log
+ESB_interface_201603301039.log
+ESB_interface_201603301040.log
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+ESB_interface_201603301045.log
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+ESB_interface_201603301047.log
+ESB_interface_201603301048.log
+ESB_interface_201603301049.log
+ESB_interface_201603301050.log
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+ESB_interface_201603301052.log
+ESB_interface_201603301053.log
+ESB_interface_201603301054.log
+ESB_interface_201603301055.log
+ESB_interface_201603301056.log
+ESB_interface_201603301057.log
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+ESB_interface_201603301059.log
+ESB_interface_201603301100.log
+ESB_interface_201603301101.log
+ESB_interface_201603301102.log
+ESB_interface_201603301103.log
+ESB_interface_201603301104.log
+ESB_interface_201603301105.log
+ESB_interface_201603301106.log
+ESB_interface_201603301107.log
+ESB_interface_201603301108.log
+ESB_interface_201603301109.log
+ESB_interface_201603301110.log
+ESB_interface_201603301111.log
+ESB_interface_201603301112.log
+ESB_interface_201603301113.log
+ESB_interface_201603301114.log
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+ESB_interface_201603301119.log
+ESB_interface_201603301120.log
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+ESB_interface_201603301122.log
+ESB_interface_201603301123.log
+ESB_interface_201603301124.log
+ESB_interface_201603301125.log
+ESB_interface_201603301126.log
+ESB_interface_201603301127.log
+ESB_interface_201603301128.log
+ESB_interface_201603301129.log
+ESB_interface_201603301130.log
+ESB_interface_201603301131.log
+ESB_interface_201603301132.log
+ESB_interface_201603301133.log
+ESB_interface_201603301134.log
+ESB_interface_201603301135.log
+ESB_interface_201603301136.log
+ESB_interface_201603301137.log
+ESB_interface_201603301138.log
+ESB_interface_201603301139.log
+ESB_interface_201603301140.log
+ESB_interface_201603301141.log
+ESB_interface_201603301142.log
+ESB_interface_201603301143.log
+ESB_interface_201603301144.log
+ESB_interface_201603301145.log
+ESB_interface_201603301146.log
+ESB_interface_201603301147.log
+ESB_interface_201603301148.log
+ESB_interface_201603301149.log
+ESB_interface_201603301150.log
+ESB_interface_201603301151.log
+ESB_interface_201603301152.log
+ESB_interface_201603301153.log
+ESB_interface_201603301154.log
+ESB_interface_201603301155.log
+ESB_interface_201603301156.log
+ESB_interface_201603301157.log
+ESB_interface_201603301158.log
+ESB_interface_201603301159.log
+ESB_interface_201603301200.log
+ESB_interface_201603301201.log
+ESB_interface_201603301202.log
+ESB_interface_201603301203.log
+ESB_interface_201603301204.log
+ESB_interface_201603301205.log
+ESB_interface_201603301206.log
+ESB_interface_201603301207.log
+ESB_interface_201603301208.log
+ESB_interface_201603301209.log
+ESB_interface_201603301210.log
+ESB_interface_201603301211.log
+ESB_interface_201603301212.log
+ESB_interface_201603301213.log
+ESB_interface_201603301214.log
+ESB_interface_201603301215.log
+ESB_interface_201603301216.log
+ESB_interface_201603301217.log
+ESB_interface_201603301218.log
+ESB_interface_201603301219.log
+ESB_interface_201603301220.log
+ESB_interface_201603301221.log
+ESB_interface_201603301222.log
+ESB_interface_201603301223.log
diff --git a/JavaMultiThreadInAction/src/io/github/viscent/mtia/ch4/case02/CaseRunner4_2.java b/JavaMultiThreadInAction/src/io/github/viscent/mtia/ch4/case02/CaseRunner4_2.java
index 995a8f7..513b7c2 100644
--- a/JavaMultiThreadInAction/src/io/github/viscent/mtia/ch4/case02/CaseRunner4_2.java
+++ b/JavaMultiThreadInAction/src/io/github/viscent/mtia/ch4/case02/CaseRunner4_2.java
@@ -9,15 +9,12 @@
 本代码可以从以下网址下载：
 https://github.com/Viscent/javamtia
 http://www.broadview.com.cn/31065
-*/
+ */
 package io.github.viscent.mtia.ch4.case02;
 
 import io.github.viscent.mtia.util.AppWrapper;
 
 import java.io.BufferedReader;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
@@ -27,22 +24,18 @@
 import java.util.concurrent.atomic.AtomicBoolean;
 
 /**
- *
- 参考命令如下。其中，JVM系统属性x.std.in的值需要根据实际情况修改，将其修改为每行包含一个接口日志文件名的文本文件。<BR>
+ * 运行程序前请先解压缩数据文件： src/data/ch4case02/InputFiles.zip。 <br>
+ * 参考命令如下。
  * java -Xms96m -Xmx128m -XX:NewSize=64m -XX:SurvivorRatio=32
- * -Dx.std.in="/tmp/in.dat"
- * -Dx.stat.task=io.github.viscent.mtia.ch4.case02.MultithreadedStatTask
- * -Dx.input.buffer=8192 -Dx.block.size=2000
- * io.github.viscent.mtia.ch4.case02.CaseRunner
+ * -Dx.stat.task=io.github.viscent.mtia.ch4.case02.MultithreadedStatTask -Dx.input.buffer=8192
+ * -Dx.block.size=2000 io.github.viscent.mtia.ch4.case02.CaseRunner4_2
  *
  * @author Viscent Huang
  */
 public class CaseRunner4_2 {
-  // 日志文件所在目录
-  private static final String LOG_BASE_DIR = "/home/viscent/tmp/tps/";
 
   public static void main(String[] args) throws Exception {
-    AppWrapper.invokeMain0(CaseRunner4_2.class, args, true);
+    AppWrapper.invokeMain0(CaseRunner4_2.class, args, false);
   }
 
   public static void main0(String[] args) throws Exception {
@@ -93,8 +86,10 @@ private static Runnable createTask(InputStream in, int sampleInterval,
 
   private static InputStream createInputStream() {
     final AtomicBoolean readerClosed = new AtomicBoolean(false);
+    InputStream dataIn = CaseRunner4_2.class
+        .getResourceAsStream("/data/ch4case02/in.dat");
     final BufferedReader bfr = new BufferedReader(new InputStreamReader(
-        System.in)) {
+        dataIn)) {
       @Override
       public void close() throws IOException {
         super.close();
@@ -127,8 +122,9 @@ public InputStream nextElement() {
             InputStream in = null;
             if (null != fileName) {
               try {
-                in = new FileInputStream(new File(LOG_BASE_DIR + fileName));
-              } catch (FileNotFoundException e) {
+                in = CaseRunner4_2.class.getResourceAsStream("/data/ch4case02/"
+                    + fileName);
+              } catch (Exception e) {
                 e.printStackTrace();
               }
             }